2in1 breakout design: Single OCuLink SFF8611 8X port to dual SFF8639 U. 2 connectors; Builtin 15pin SATA power port provides stable power supply for U. 2 NVMe SSDs; Supports 12Gbps highspeed data transfer for enterprisegrade storage performance; 32AWG premium copper wire minimizes signal loss, crosstalk and electromagnetic interference; 1m/ 39.37 in length enables flexible internal routing in largesize server chassis